32 41 331 Replacing pressure line for power steering (from steering gear to junction) (vehicles with N54 or N55 engine)

WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

DANGER OF POISONING if oil is ingested/absorbed through the skin!

RISK OF INJURY if oil comes into contact with eyes and skin!

IMPORTANT:

Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.

Close off hydraulic lines with plugs.

Recycling:

Catch and dispose of hydraulic fluid in a suitable container.

Necessary preliminary tasks:

Draw off and dispose of hydraulic fluid from fluid reservoir
Remove underbody protection at front and rear. See REMOVING FRONT UNDERBODY PROTECTION and REMOVING REAR UNDERBODY PROTECTION .

Release screw (1) and remove pressure line (2) from steering gear.

Tightening torque 32 41 5AZ .

Fig 1: Identifying Pressure Line And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) and disconnect block screw connection.

Tightening torque 32 41 11AZ .

Release screw (2).

Tightening torque 32 41 12AZ .

Remove pressure line (3) towards bottom.

Pressure lines must be closed off with suitable plugs immediately after removal!

Installation note:

Replace all sealing rings.

Make sure hydraulic line is laid without tension and with sufficient spacing to adjoining components.

Fig 2: Identifying Pressure Line And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Fill and bleed HYDRAULIC SYSTEM
Check pipe connections for leaks